Miroku-san, the slit-mouth woman, is to marry high school student Kouichi to maintain her existence as his family has been in charge of upkeeping superstitions for generations. To add, there seems to be another reason that he seems more than willing... Miroku, however, would rather use her own strength than borrow that of others. Thus, they establish a contract as follows. 1. For a trial period of a year, they are to act as though they were married.
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